diff --git a/ansible/roles/monasca/tasks/config.yml b/ansible/roles/monasca/tasks/config.yml
index e047089060..f3c617c335 100644
--- a/ansible/roles/monasca/tasks/config.yml
+++ b/ansible/roles/monasca/tasks/config.yml
@@ -208,6 +208,41 @@
   notify:
     - Restart monasca-log-transformer container
 
+- name: Ensuring logstash patterns folder exists
+  vars:
+    service: "{{ monasca_services['monasca-log-transformer'] }}"
+  file:
+    path: "{{ node_config_directory }}/monasca-log-transformer/logstash_patterns"
+    state: "directory"
+    mode: "0770"
+  become: true
+  when:
+    - inventory_hostname in groups[service['group']]
+    - service.enabled | bool
+
+- name: Find custom logstash patterns
+  local_action:
+    module: find
+    path: "{{ node_custom_config }}/monasca/logstash_patterns"
+    pattern: "*"
+  run_once: True
+  register: monasca_custom_logstash_patterns
+
+- name: Copying over custom logstash patterns
+  vars:
+    service: "{{ monasca_services['monasca-log-transformer'] }}"
+  template:
+    src: "{{ item.path }}"
+    dest: "{{ node_config_directory }}/monasca-log-transformer/logstash_patterns/{{ item.path | basename }}"
+    mode: "0660"
+  with_items: "{{ monasca_custom_logstash_patterns.files }}"
+  become: true
+  when:
+    - inventory_hostname in groups[service['group']]
+    - service.enabled | bool
+  notify:
+    - Restart monasca-log-transformer container
+
 - name: Copying over monasca-log-persister config
   vars:
     service: "{{ monasca_services['monasca-log-persister'] }}"
diff --git a/ansible/roles/monasca/templates/monasca-log-transformer/monasca-log-transformer.json.j2 b/ansible/roles/monasca/templates/monasca-log-transformer/monasca-log-transformer.json.j2
index 109326485c..733eeedad9 100644
--- a/ansible/roles/monasca/templates/monasca-log-transformer/monasca-log-transformer.json.j2
+++ b/ansible/roles/monasca/templates/monasca-log-transformer/monasca-log-transformer.json.j2
@@ -6,6 +6,13 @@
             "dest": "/etc/logstash/conf.d/log-transformer.conf",
             "owner": "logstash",
             "perm": "0600"
+        },
+        {
+            "source": "{{ container_config_directory }}/logstash_patterns/*",
+            "dest": "/etc/logstash/conf.d/patterns/",
+            "owner": "logstash",
+            "perm": "0600",
+            "optional": true
         }
     ],
     "permissions": [